IBM System/360 2050 Maintenance Manual page 188

Processing unit
Table of Contents

Advertisement

Start PB
Basic Res Clk
Start
PB
0
0
Clk'd Start PB
PH
Basic Re Clk
KT27l
Start PSW
Sto
PKOOI, PKO! I, PK03l, KS711
Address
Sync Pulse Manual
KS721
NOTE:
0
0
Numbers in circles refer ta lines an Timing
C!Q-t
210 (Start)
Numbers in diamonds refer ta lines an
Timing Chart
210
(Stap)
FIGUltE 175. START,STOP,EXCEPTION LOGIC
PSW Restart or IPL
Op
Panel-
54-7
Micro-order
0
(Clack Cantrall
Pulsed Start PB
Err Clk
Exception
Manual Trigger
A
0
Dly'd Pulsed
Start
(For Storage
Test and FLT's)
Start Pushbutton
WC Pulse Gated
Sw
(Enter Holt Loop)
Manual Trigger
-f>
Manual Tr B
(Inhibit Timer Tick)
Slap Trigger
(Inhibit fxterna
I
anll Channe I
I
ntr)
Appendix B-"Syetem Control Panel
(3/71)
187

Advertisement

Table of Contents
loading

Table of Contents